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Levofloxacin impurity B
(S)-9-fluoro-3-methyl-10-((2-(methylamino)ethyl)amino)-7-oxo -2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid hydrogen chloride salt
product code：O-ZYX-B
purity：99.18%
package：10mg；25mg；50mg；100mg
CAS：1346603-62-0（free base：151250-76-9 ）
Molecular formula：C16H18FN3O4.HCl
Mole molecular weight：371.79
use：It is only used for identification and inspection in R & D test.
Levofloxacin impurity A
(S)-9-fluoro-3-methyl-7-oxo-10-(piperazin-1-yl)-3,7-dihydro-2H -[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid hydrochloride
product code：O-ZYX-A
purity：99.46%
package：10mg；25mg；50mg；100mg
CAS：2254176-11-7(free base：117707-40-1)
Molecular formula：C17H18FN3O4.HCl
Mole molecular weight：383.80
use：It is only used for identification and inspection in R & D test.